Home / 7,181.36-10,762.47-3,476.22

Finding the Fourth Proportional to 7,181.36, 10,762.47 and 3,476.22

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Solution

The fourth proportional to 7,181.36, 10,762.47 and 3,476.22 is: 5,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.36 : 10,762.47 = 3,476.22 : x
  2. Step 2: Convert to fraction form
    7,181.36/10,762.47 = 3,476.22/x
  3. Step 3: Cross multiply
    7,181.36x = 10,762.47 × 3,476.22
  4. Step 4: Simplify right side
    7,181.36x = 37,412,673.10
  5. Step 5: Solve for x
    x = 37,412,673.10/7,181.36
  6. Step 6: Final answer
    x = 5,209.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.